package chapter05.Example11;

public class Example11 {
    public static Time=System.currentTimeMillis();
        int sum=0;
        for (int i=0;i<1000000000;i++){
            sum+=i;void main(String[] args) {
                long start
        }
        long endTime=System.currentTimeMillis();
        System.out.println("程序运行的时间为："+(endTime-startTime)+"毫秒");
    }
}
